update en/application-dev/database/database-mdds-guidelines.md.

Signed-off-by: N@ge-yafang <geyafang@huawei.com>

en/application-dev/database/database-mdds-guidelines.md

@@ -175,7 +175,3 @@ The following uses a single KV store as an example to describe the development p
        }
    });
    ```
-## Samples
-The following samples are provided to help you better understand the distributed data development:
-- [`KvStore`: Distributed Data Management (eTS) (API8)](https://gitee.com/openharmony/app_samples/tree/master/data/Kvstore)
-- [Distributed Data Service](https://gitee.com/openharmony/codelabs/tree/master/Data/JsDistributedData)